Finding the Fourth Proportional to 68,097.71, 102,146.58 and 18,178.00
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Solution
The fourth proportional to 68,097.71, 102,146.58 and 18,178.00 is: 27,267.00
Step by Step Solution
- Step 1: Write the proportion equation
68,097.71 : 102,146.58 = 18,178.00 : x - Step 2: Convert to fraction form
68,097.71/102,146.58 = 18,178.00/x - Step 3: Cross multiply
68,097.71x = 102,146.58 × 18,178.00 - Step 4: Simplify right side
68,097.71x = 1,856,820,275.87 - Step 5: Solve for x
x = 1,856,820,275.87/68,097.71 - Step 6: Final answer
x = 27,267.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.